26457405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 49539840

約数和(自身を除く): 23082435

約数列:

[1, 3, 5, 13, 15, 19, 37, 39, 57, 65, 95, 111, 185, 193, 195, 247, 285, 481, 555, 579, 703, 741, 965, 1235, 1443, 2109, 2405, 2509, 2895, 3515, 3667, 3705, 7141, 7215, 7527, 9139, 10545, 11001, 12545, 18335, 21423, 27417, 35705, 37635, 45695, 47671, 55005, 92833, 107115, 135679, 137085, 143013, 238355, 278499, 407037, 464165, 678395, 715065, 1392495, 1763827, 2035185, 5291481, 8819135, 26457405]

約数ペア:

[(1, 26457405), (3, 8819135), (5, 5291481), (13, 2035185), (15, 1763827), (19, 1392495), (37, 715065), (39, 678395), (57, 464165), (65, 407037), (95, 278499), (111, 238355), (185, 143013), (193, 137085), (195, 135679), (247, 107115), (285, 92833), (481, 55005), (555, 47671), (579, 45695), (703, 37635), (741, 35705), (965, 27417), (1235, 21423), (1443, 18335), (2109, 12545), (2405, 11001), (2509, 10545), (2895, 9139), (3515, 7527), (3667, 7215), (3705, 7141)]